Question

My thousands digit is less than 4​

Answer 1

Answer:

Given:

I am a 4-digit number.

My thousands digit is more than 6.

My hundreds digit is odd.

My tens digit is not less than 6.

Solution:

Thousands digit is more than 6, i.e., it can be any of 7, 8, 9.

Hundreds digit is odd. It can be any of 1, 3, 5, 7, 9.

Tens digit is not less than 6. Then it can be any of 7, 8, 9.

We assume the units digit to be any digit from 0 to 9.

Some possible 4-digit numbers are:

7170, 7172, 7173, 7979, 7777, etc.

8386, 8190, etc.

9170, 9777, 9999, 9585, etc.